Last verified: 17 days ago
Citicoline
Also known as: CDP-choline, cytidine diphosphate-choline, cytidine 5'-diphosphocholine, citicoline sodium
Evidence under review. — Not yet rated
Brain-supporting compound. Evidence for cognitive recovery after stroke, TBI, and age-related memory decline.
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What it does
Citicoline is a naturally occurring compound in the body that serves as a building block for cell membranes and the neurotransmitter acetylcholine. Clinical evidence supports its use for vascular...
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Evidence quality
Evidence base hasn't been formally rated yet. See research below.
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Clinical dose
500-2000 mg daily based on study doses
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Found in
Qunol Focus Plus Brain Health, D-light-full CDP-Cholin Citicolin 250mg, Heights and 3 more
What the Science Says
Citicoline is a naturally occurring compound in the body that serves as a building block for cell membranes and the neurotransmitter acetylcholine. Clinical evidence supports its use for vascular cognitive impairment, post-stroke recovery, and mild cognitive decline associated with aging, Parkinson's disease, and Alzheimer's disease. Typical therapeutic doses range from 500 to 2000 mg per day, with treatment courses lasting 3 to 18 months depending on the condition.
What It Doesn't Do
Not proven to treat ADHD in children — a double-blind trial found no significant benefit over placebo. Won't reliably speed recovery from moderate-to-severe traumatic brain injury on its own — one RCT found no significant difference versus placebo on key outcomes. Not a proven treatment for depression or anxiety in humans — that evidence is only from mouse studies. No evidence it works as a general 'brain booster' for healthy adults without cognitive impairment.
Evidence-Based Benefits
Improves cognitive function in adults with vascular cognitive impairment or post-stroke memory problems.
Moderate EvidenceEffective at: 500-1000 mg/day for 3-12 months
Supporting studies (click to view on PubMed):
May support consciousness and cognitive recovery in moderate traumatic brain injury when combined with other treatments.
Weak EvidenceEffective at: 1000-2000 mg/day
Supporting studies (click to view on PubMed):
Shows neuroprotective effects in retinal and brain tissue under conditions of injury or elevated pressure.
Weak EvidenceEffective at: 500-1000 mg/day
Supporting studies (click to view on PubMed):
May slow mild cognitive decline in Alzheimer's and Parkinson's disease patients.
Weak EvidenceEffective at: 1000 mg/day for 12-18 months
Supporting studies (click to view on PubMed):
Absorption & Bioavailability
Good — citicoline is well absorbed orally and crosses the blood-brain barrier; it is hydrolyzed in the gut and liver into cytidine and choline, which are then resynthesized in the brain.
Red Flags to Watch For
- Evidence for TBI recovery is mixed — one RCT showed no benefit over placebo for moderate-to-severe TBI, while another showed benefit only when combined with amantadine.
- Most strong evidence comes from clinical populations (stroke, vascular dementia, TBI) — benefits in healthy adults are not well established by the provided studies.
- Several provided papers are animal or preclinical studies, which do not directly translate to human benefits.
- Products containing citicoline are widely sold (452 registered products in NIH DSLD), but marketing claims often exceed what clinical evidence supports.
- Long treatment courses (up to 18 months) are required for some conditions, which raises cost and compliance concerns.
Products Containing Citicoline
See how Citicoline is used in these analyzed products:
Frequently Asked Questions
What does Citicoline do?
Brain-supporting compound. Evidence for cognitive recovery after stroke, TBI, and age-related memory decline.
What is the effective dose of Citicoline?
500-2000 mg daily based on study doses
Is Citicoline safe?
Evidence for TBI recovery is mixed — one RCT showed no benefit over placebo for moderate-to-severe TBI, while another showed benefit only when combined with amantadine.
What doesn't Citicoline do?
Not proven to treat ADHD in children — a double-blind trial found no significant benefit over placebo.
Research Sources
- PubMed
- NIH DSLD
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-05-25